Analysis

  • max time kernel
    152s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 19:38

General

  • Target

    c3a9ac17a084459d2efbcc104f3f1ab380d329c08963c820f15669e2ce94dcfe.exe

  • Size

    931KB

  • MD5

    fa5f71f442b443e941601eced1b30183

  • SHA1

    26f9a116c6f1530acb9c04a5ebbe159408e43308

  • SHA256

    c3a9ac17a084459d2efbcc104f3f1ab380d329c08963c820f15669e2ce94dcfe

  • SHA512

    52d865b6caf7788435ecd2a2924e7fb9390d76772189484e3e7b316510ea6844b0e3e21468133263db43bdf49afbe09a355daf1fbbb71e1683f446be1f2d1165

  • SSDEEP

    24576:h1OYdaOMCZ/iWCvu/2sWsJA/jlt+DHhsq:h1OsyCpYO/dJJDHhsq

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops Chrome extension 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c3a9ac17a084459d2efbcc104f3f1ab380d329c08963c820f15669e2ce94dcfe.exe
    "C:\Users\Admin\AppData\Local\Temp\c3a9ac17a084459d2efbcc104f3f1ab380d329c08963c820f15669e2ce94dcfe.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2116
    • C:\Users\Admin\AppData\Local\Temp\7zSAD4C.tmp\ZwzBG6VKEh8zMwx.exe
      .\ZwzBG6VKEh8zMwx.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4200
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:2892
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:4740

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\7zSAD4C.tmp\[email protected]\bootstrap.js

        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zSAD4C.tmp\[email protected]\chrome.manifest

        Filesize

        35B

        MD5

        2cb2b66f84e7ec08ac0f7b3938bac5f3

        SHA1

        20d21cde69f1d5a692cd52f64d5c5e7c2201faa1

        SHA256

        68280891efc152efe557f61d98333b91e96f82fa0d693e6f26bd0df68625dbae

        SHA512

        9673ff1785373b65bb0f580054aec8ac9ef41e37c8ea4e01b3ba6eb621ba489a8e43c984c039d4d665d279c2219e0d28dea8f73d2fbaeca28bea98f049b0638c

      • C:\Users\Admin\AppData\Local\Temp\7zSAD4C.tmp\[email protected]\content\bg.js

        Filesize

        8KB

        MD5

        6b657e65d99cf060873070b81237d687

        SHA1

        eddabe99055d6c764ce32f176dd98d773b4fe3b7

        SHA256

        d6ca0a045ac3c6546466ba55a9d7759fb88993a103abdd2396e8896424fa0406

        SHA512

        978c1cb71319ee43f8da929ac1cde8bc8b92b3232b0f30f36f7c2e7d1d1afb8d0fc32e6826acd4b15ffa4e407acd63c08d15a67630e684cd2c019477e1a1192a

      • C:\Users\Admin\AppData\Local\Temp\7zSAD4C.tmp\[email protected]\install.rdf

        Filesize

        597B

        MD5

        23c9f559f86144c1244598c1c53db907

        SHA1

        2cd71abade5e1e4b5cd8316915f0df03f4423207

        SHA256

        4228e00875fdc39fac8358fa19d00ba5c006a004f3984ef6670560eda016577f

        SHA512

        1b76c368f0179fe80b197de560ed4ac404982c3228ab4ea9c8f78214c5eff42229aa461400228fbd62c705b02d3e16a9d9105ab91e045e0a0a079eb11a7baa09

      • C:\Users\Admin\AppData\Local\Temp\7zSAD4C.tmp\ZwzBG6VKEh8zMwx.dat

        Filesize

        1KB

        MD5

        e19f1ada7657a9e006884a92a894e0d3

        SHA1

        8990405ef29c73f3b13d2ffe14bd962ed2f258d8

        SHA256

        5336ef98e4139a02d152e4d97dd0842196ffcf6047dccd149751f831daa43f6b

        SHA512

        ba65d26ac17f9cec1c01e731eb784c1dd34f5d798bca2190621ef6958020a230477c4b9ba8e85dbeeb3a6aafc682aec07bb6513f635173fc0bb22749b1726f9b

      • C:\Users\Admin\AppData\Local\Temp\7zSAD4C.tmp\ZwzBG6VKEh8zMwx.exe

        Filesize

        772KB

        MD5

        5ed7019dcd0008dbcd8e54017b8c7dd9

        SHA1

        7e4457da2ff06c2170bad636c9eb7c1bb436fd06

        SHA256

        7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

        SHA512

        10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

      • C:\Users\Admin\AppData\Local\Temp\7zSAD4C.tmp\ZwzBG6VKEh8zMwx.exe

        Filesize

        772KB

        MD5

        5ed7019dcd0008dbcd8e54017b8c7dd9

        SHA1

        7e4457da2ff06c2170bad636c9eb7c1bb436fd06

        SHA256

        7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

        SHA512

        10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

      • C:\Users\Admin\AppData\Local\Temp\7zSAD4C.tmp\fmnmelnmpgdjhckkihmkpkmhnicibjal\background.html

        Filesize

        140B

        MD5

        e0d0781636d97f619a55a5f616db6256

        SHA1

        6de6d29bacc650f1307da24f611d5e7a18d04671

        SHA256

        7f34227f4a498fa0fab76cdb136c9214578c8357c046bd350218dd43d4ddd820

        SHA512

        dc5f7dc7eb44e7b2eeeb70938e0db469614ade5ae0483c2569c5e030f50d1d85d0f4da4794f4ea69fb4811f2696dd5ffbadd63ee27e5f3d2b0b19e6ca97cdeeb

      • C:\Users\Admin\AppData\Local\Temp\7zSAD4C.tmp\fmnmelnmpgdjhckkihmkpkmhnicibjal\content.js

        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zSAD4C.tmp\fmnmelnmpgdjhckkihmkpkmhnicibjal\dVG.js

        Filesize

        6KB

        MD5

        8a960632f460f31b6b173ddd47385223

        SHA1

        3618936df13dd6cb7da1184fbc2df651e4a8624f

        SHA256

        7e91a2b7e64ea402e61f5306db6d36eeee7fd61ac2223dc9f908436cd1412393

        SHA512

        c34ace499b0ec21acf72fe9ee11772994fb7497e91f99e53c96283edd5204767828cdef2d525ddbd7a04d2a1d84cb4e54302faee980b04a19228d82e3bd0d44b

      • C:\Users\Admin\AppData\Local\Temp\7zSAD4C.tmp\fmnmelnmpgdjhckkihmkpkmhnicibjal\lsdb.js

        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zSAD4C.tmp\fmnmelnmpgdjhckkihmkpkmhnicibjal\manifest.json

        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • memory/4200-132-0x0000000000000000-mapping.dmp